1. Find "Fingerprint"
Slide your finger downwards starting from the top of the screen.
Press the settings icon.
Press Security.
Press Fingerprint.
2. Create phone lock code
Press REGISTER.
Press NEXT and follow the instructions on the screen to create the phone lock code using your fingerprint.
Press DONE.
3. Turn off use of phone lock code
Press Screen lock and key in the current phone lock code.
Press None.
Press YES, REMOVE.
4. Return to the home screen
Press the Home key to return to the home screen.